package com.lzy.cloud.base.util;

import net.sourceforge.pinyin4j.PinyinHelper;

import java.io.*;
import java.net.URL;
import java.net.URLConnection;
import java.util.List;
import java.util.Map;

public class AreaUtil {

    /**
     * 读取文件
     * @param path
     * @return
     */
    public static String ReadFile(String path){
        String laststr="";
        File file=new File(path);// 打开文件
        BufferedReader reader=null;
        try{
            FileInputStream in = new FileInputStream(file);
            reader=new BufferedReader(new InputStreamReader(in,"UTF-8"));// 读取文件
            String tempString=null;
            while((tempString=reader.readLine())!=null){
                laststr=laststr+tempString;
            }
            reader.close();
        }catch(IOException e){
            e.printStackTrace();
        }finally{
            if(reader!=null){
                try{
                    reader.close();
                }catch(IOException el){
                }
            }
        }
        return laststr;
    }

    /**
     * 向指定URL发送GET方法的请求（请求百度地图获取经纬度）
     *
     * @param url
     *            发送请求的URL
     * @param param
     *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
     * @return URL 所代表远程资源的响应结果
     */
    public static String sendGet(String url, String param) {
        String result = "";
        BufferedReader in = null;
        try {
            String urlNameString = url + "?" + param;
            URL realUrl = new URL(urlNameString);
            // 打开和URL之间的连接
            URLConnection connection = realUrl.openConnection();
            // 设置通用的请求属性
            connection.setRequestProperty("accept", "*/*");
            connection.setRequestProperty("connection", "Keep-Alive");
            connection.setRequestProperty("user-agent",
                    "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
            // 建立实际的连接
            connection.connect();
            // 获取所有响应头字段
            Map<String, List<String>> map = connection.getHeaderFields();
            // 遍历所有的响应头字段
            for (String key : map.keySet()) {
                System.out.println(key + "--->" + map.get(key));
            }
            // 定义 BufferedReader输入流来读取URL的响应
            in = new BufferedReader(new InputStreamReader(
                    connection.getInputStream()));
            String line;
            while ((line = in.readLine()) != null) {
                result += line;
            }
        } catch (Exception e) {
            System.out.println("发送GET请求出现异常！" + e);
            e.printStackTrace();
        }
        // 使用finally块来关闭输入流
        finally {
            try {
                if (in != null) {
                    in.close();
                }
            } catch (Exception e2) {
                e2.printStackTrace();
            }
        }
        return result;
    }

    /**
     * 获取地区首字母大写
     * @param str
     * @return
     */
    public static String getPinYinHeadChar(String str)
    {
        String convert = "";
        for (int j = 0; j < str.length(); j++)
        {
            char word = str.charAt(j);
            String[] pinyinArray = PinyinHelper.toHanyuPinyinStringArray(word);
            if (pinyinArray != null)
            {
                convert += pinyinArray[0].charAt(0);
            } else
            {
                convert += word;
            }
        }
        return convert;
    }


}
